Description: Map shows early twentieth century soil composition, communities, roads, railroads, building locations, and structures in Suffolk County, New York, parts of Nassau County, New York and adjacent islands. Relief shown by contour lines and spot heights. Contour interval 20 feet. Includes soil profile and legends. Scale [1:62,500].

Description: Map shows towns along the Gulf of Mexico coastline in Texas used for triangulation. Inset: [Map of the southern portion of the Laguna Madre to the mouth of the Rio Grande]. Includes key to map, "Notes." Scale [1:600,000].